No definition available.

Name:	GENE_IfrsStatementLineItems
Namespace Prefix:	GENE_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Stockholder equity description.

+ References

No definition available.

+ Details

Name:	GENE_StockholderEquityDescription
Namespace Prefix:	GENE_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The increase in equity through the issue of equity instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 106
-Subparagraph d
-Clause iii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_106_d_iii&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_IssueOfEquity
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The number of shares issued by the entity.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 106
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_106_d&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_NumberOfSharesIssued
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The weighted average share price. [Refer: Weighted average [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2022-03-24
-Paragraph 45
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2022-en-r&anchor=para_45_c&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_WeightedAverageSharePrice2019
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	ifrs-full_NonadjustingEventsAfterReportingPeriodAxis=GENE_NonadjustingEventsAfterReportingPeriodMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Events occurring after the reporting period (Details Narrative) $ / shares in Units, $ in Millions			6 Months Ended
	Feb. 08, 2023 USD ($)	Feb. 06, 2023 $ / shares shares	Dec. 31, 2021 AUD ($)
IfrsStatementLineItems [Line Items]
Registered direct offering, value			$ 1,564,912
Nonadjusting Events After Reporting Period [Member]
IfrsStatementLineItems [Line Items]
Registered direct offering \| shares		3,846,155
Registered direct offering		six hundred (600) ordinary shares
Share price \| $ / shares		$ 1.30
Registered direct offering, value	$ 5